2 Copyright (C) 1996-1997 Id Software, Inc.
4 This program is free software; you can redistribute it and/or
5 modify it under the terms of the GNU General Public License
6 as published by the Free Software Foundation; either version 2
7 of the License, or (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13 See the GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20 // sv_main.c -- server main program
24 // select which protocol to host, by name
25 // this is named the same as PROTOCOL_DARKPLACES6 for example, minus the PROTOCOL_ prefix
26 cvar_t sv_protocolname = {0, "sv_protocolname", "DARKPLACES6"};
27 cvar_t sv_ratelimitlocalplayer = {0, "sv_ratelimitlocalplayer", "0"};
28 cvar_t sv_maxrate = {CVAR_SAVE | CVAR_NOTIFY, "sv_maxrate", "10000"};
30 static cvar_t sv_cullentities_pvs = {0, "sv_cullentities_pvs", "1"}; // fast but loose
31 static cvar_t sv_cullentities_trace = {0, "sv_cullentities_trace", "0"}; // tends to get false negatives, uses a timeout to keep entities visible a short time after becoming hidden
32 static cvar_t sv_cullentities_stats = {0, "sv_cullentities_stats", "0"};
33 static cvar_t sv_entpatch = {0, "sv_entpatch", "1"};
35 extern cvar_t sys_ticrate;
37 cvar_t sv_gameplayfix_grenadebouncedownslopes = {0, "sv_gameplayfix_grenadebouncedownslopes", "1"};
38 cvar_t sv_gameplayfix_noairborncorpse = {0, "sv_gameplayfix_noairborncorpse", "1"};
39 cvar_t sv_gameplayfix_stepdown = {0, "sv_gameplayfix_stepdown", "1"};
40 cvar_t sv_gameplayfix_stepwhilejumping = {0, "sv_gameplayfix_stepwhilejumping", "1"};
41 cvar_t sv_gameplayfix_swiminbmodels = {0, "sv_gameplayfix_swiminbmodels", "1"};
42 cvar_t sv_gameplayfix_setmodelrealbox = {0, "sv_gameplayfix_setmodelrealbox", "1"};
44 cvar_t sv_progs = {0, "sv_progs", "progs.dat" };
49 mempool_t *sv_mempool = NULL;
51 //============================================================================
53 extern void SV_Phys_Init (void);
54 extern void SV_World_Init (void);
55 static void SV_SaveEntFile_f(void);
64 Cmd_AddCommand("sv_saveentfile", SV_SaveEntFile_f);
65 Cvar_RegisterVariable (&sv_maxvelocity);
66 Cvar_RegisterVariable (&sv_gravity);
67 Cvar_RegisterVariable (&sv_friction);
68 Cvar_RegisterVariable (&sv_edgefriction);
69 Cvar_RegisterVariable (&sv_stopspeed);
70 Cvar_RegisterVariable (&sv_maxspeed);
71 Cvar_RegisterVariable (&sv_accelerate);
72 Cvar_RegisterVariable (&sv_idealpitchscale);
73 Cvar_RegisterVariable (&sv_aim);
74 Cvar_RegisterVariable (&sv_nostep);
75 Cvar_RegisterVariable (&sv_deltacompress);
76 Cvar_RegisterVariable (&sv_cullentities_pvs);
77 Cvar_RegisterVariable (&sv_cullentities_trace);
78 Cvar_RegisterVariable (&sv_cullentities_stats);
79 Cvar_RegisterVariable (&sv_entpatch);
80 Cvar_RegisterVariable (&sv_gameplayfix_grenadebouncedownslopes);
81 Cvar_RegisterVariable (&sv_gameplayfix_noairborncorpse);
82 Cvar_RegisterVariable (&sv_gameplayfix_stepdown);
83 Cvar_RegisterVariable (&sv_gameplayfix_stepwhilejumping);
84 Cvar_RegisterVariable (&sv_gameplayfix_swiminbmodels);
85 Cvar_RegisterVariable (&sv_gameplayfix_setmodelrealbox);
86 Cvar_RegisterVariable (&sv_protocolname);
87 Cvar_RegisterVariable (&sv_ratelimitlocalplayer);
88 Cvar_RegisterVariable (&sv_maxrate);
89 Cvar_RegisterVariable (&sv_progs);
94 sv_mempool = Mem_AllocPool("server", 0, NULL);
97 static void SV_SaveEntFile_f(void)
99 char basename[MAX_QPATH];
100 if (!sv.active || !sv.worldmodel)
102 Con_Print("Not running a server\n");
105 FS_StripExtension(sv.worldmodel->name, basename, sizeof(basename));
106 FS_WriteFile(va("%s.ent", basename), sv.worldmodel->brush.entities, strlen(sv.worldmodel->brush.entities));
111 =============================================================================
115 =============================================================================
122 Make sure the event gets sent to all clients
125 void SV_StartParticle (vec3_t org, vec3_t dir, int color, int count)
129 if (sv.datagram.cursize > MAX_PACKETFRAGMENT-18)
131 MSG_WriteByte (&sv.datagram, svc_particle);
132 MSG_WriteCoord (&sv.datagram, org[0], sv.protocol);
133 MSG_WriteCoord (&sv.datagram, org[1], sv.protocol);
134 MSG_WriteCoord (&sv.datagram, org[2], sv.protocol);
135 for (i=0 ; i<3 ; i++)
142 MSG_WriteChar (&sv.datagram, v);
144 MSG_WriteByte (&sv.datagram, count);
145 MSG_WriteByte (&sv.datagram, color);
152 Make sure the event gets sent to all clients
155 void SV_StartEffect (vec3_t org, int modelindex, int startframe, int framecount, int framerate)
157 if (modelindex >= 256 || startframe >= 256)
159 if (sv.datagram.cursize > MAX_PACKETFRAGMENT-19)
161 MSG_WriteByte (&sv.datagram, svc_effect2);
162 MSG_WriteCoord (&sv.datagram, org[0], sv.protocol);
163 MSG_WriteCoord (&sv.datagram, org[1], sv.protocol);
164 MSG_WriteCoord (&sv.datagram, org[2], sv.protocol);
165 MSG_WriteShort (&sv.datagram, modelindex);
166 MSG_WriteShort (&sv.datagram, startframe);
167 MSG_WriteByte (&sv.datagram, framecount);
168 MSG_WriteByte (&sv.datagram, framerate);
172 if (sv.datagram.cursize > MAX_PACKETFRAGMENT-17)
174 MSG_WriteByte (&sv.datagram, svc_effect);
175 MSG_WriteCoord (&sv.datagram, org[0], sv.protocol);
176 MSG_WriteCoord (&sv.datagram, org[1], sv.protocol);
177 MSG_WriteCoord (&sv.datagram, org[2], sv.protocol);
178 MSG_WriteByte (&sv.datagram, modelindex);
179 MSG_WriteByte (&sv.datagram, startframe);
180 MSG_WriteByte (&sv.datagram, framecount);
181 MSG_WriteByte (&sv.datagram, framerate);
189 Each entity can have eight independant sound sources, like voice,
192 Channel 0 is an auto-allocate channel, the others override anything
193 already running on that entity/channel pair.
195 An attenuation of 0 will play full volume everywhere in the level.
196 Larger attenuations will drop off. (max 4 attenuation)
200 void SV_StartSound (edict_t *entity, int channel, char *sample, int volume, float attenuation)
202 int sound_num, field_mask, i, ent;
204 if (volume < 0 || volume > 255)
205 Host_Error ("SV_StartSound: volume = %i", volume);
207 if (attenuation < 0 || attenuation > 4)
208 Host_Error ("SV_StartSound: attenuation = %f", attenuation);
210 if (channel < 0 || channel > 7)
211 Host_Error ("SV_StartSound: channel = %i", channel);
213 if (sv.datagram.cursize > MAX_PACKETFRAGMENT-21)
216 // find precache number for sound
217 sound_num = SV_SoundIndex(sample, 1);
221 ent = NUM_FOR_EDICT(entity);
224 if (volume != DEFAULT_SOUND_PACKET_VOLUME)
225 field_mask |= SND_VOLUME;
226 if (attenuation != DEFAULT_SOUND_PACKET_ATTENUATION)
227 field_mask |= SND_ATTENUATION;
229 field_mask |= SND_LARGEENTITY;
230 if (sound_num >= 256 || channel >= 8)
231 field_mask |= SND_LARGESOUND;
233 // directed messages go only to the entity they are targeted on
234 MSG_WriteByte (&sv.datagram, svc_sound);
235 MSG_WriteByte (&sv.datagram, field_mask);
236 if (field_mask & SND_VOLUME)
237 MSG_WriteByte (&sv.datagram, volume);
238 if (field_mask & SND_ATTENUATION)
239 MSG_WriteByte (&sv.datagram, attenuation*64);
240 if (field_mask & SND_LARGEENTITY)
242 MSG_WriteShort (&sv.datagram, ent);
243 MSG_WriteByte (&sv.datagram, channel);
246 MSG_WriteShort (&sv.datagram, (ent<<3) | channel);
247 if (field_mask & SND_LARGESOUND)
248 MSG_WriteShort (&sv.datagram, sound_num);
250 MSG_WriteByte (&sv.datagram, sound_num);
251 for (i = 0;i < 3;i++)
252 MSG_WriteCoord (&sv.datagram, entity->v->origin[i]+0.5*(entity->v->mins[i]+entity->v->maxs[i]), sv.protocol);
256 ==============================================================================
260 ==============================================================================
267 Sends the first message from the server to a connected client.
268 This will be sent on the initial connection and upon each server load.
271 void SV_SendServerinfo (client_t *client)
276 // edicts get reallocated on level changes, so we need to update it here
277 client->edict = EDICT_NUM((client - svs.clients) + 1);
279 // if client is a botclient coming from a level change, we need to set up
280 // client info that normally requires networking
281 if (!client->netconnection)
284 ED_ClearEdict(client->edict);
286 // copy spawn parms out of the client_t
287 for (i=0 ; i< NUM_SPAWN_PARMS ; i++)
288 (&pr_global_struct->parm1)[i] = host_client->spawn_parms[i];
290 // call the spawn function
291 pr_global_struct->time = sv.time;
292 pr_global_struct->self = EDICT_TO_PROG(client->edict);
293 PR_ExecuteProgram (pr_global_struct->ClientConnect, "QC function ClientConnect is missing");
294 PR_ExecuteProgram (pr_global_struct->PutClientInServer, "QC function PutClientInServer is missing");
295 host_client->spawned = true;
299 // LordHavoc: clear entityframe tracking
300 client->latestframenum = 0;
302 if (client->entitydatabase)
303 EntityFrame_FreeDatabase(client->entitydatabase);
304 if (client->entitydatabase4)
305 EntityFrame4_FreeDatabase(client->entitydatabase4);
306 if (client->entitydatabase5)
307 EntityFrame5_FreeDatabase(client->entitydatabase5);
309 if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3)
310 client->entitydatabase = EntityFrame_AllocDatabase(sv_mempool);
311 if (sv.protocol == PROTOCOL_DARKPLACES4)
312 client->entitydatabase4 = EntityFrame4_AllocDatabase(sv_mempool);
313 if (sv.protocol == PROTOCOL_DARKPLACES5 || sv.protocol == PROTOCOL_DARKPLACES6)
314 client->entitydatabase5 = EntityFrame5_AllocDatabase(sv_mempool);
316 MSG_WriteByte (&client->message, svc_print);
317 dpsnprintf (message, sizeof (message), "\002\nServer: %s build %s (progs %i crc)", gamename, buildstring, pr_crc);
318 MSG_WriteString (&client->message,message);
320 MSG_WriteByte (&client->message, svc_serverinfo);
321 MSG_WriteLong (&client->message, sv.protocol);
322 MSG_WriteByte (&client->message, svs.maxclients);
324 if (!coop.integer && deathmatch.integer)
325 MSG_WriteByte (&client->message, GAME_DEATHMATCH);
327 MSG_WriteByte (&client->message, GAME_COOP);
329 MSG_WriteString (&client->message,PR_GetString(sv.edicts->v->message));
331 for (i = 1;i < MAX_MODELS && sv.model_precache[i][0];i++)
332 MSG_WriteString (&client->message, sv.model_precache[i]);
333 MSG_WriteByte (&client->message, 0);
335 for (i = 1;i < MAX_SOUNDS && sv.sound_precache[i][0];i++)
336 MSG_WriteString (&client->message, sv.sound_precache[i]);
337 MSG_WriteByte (&client->message, 0);
340 MSG_WriteByte (&client->message, svc_cdtrack);
341 MSG_WriteByte (&client->message, sv.edicts->v->sounds);
342 MSG_WriteByte (&client->message, sv.edicts->v->sounds);
345 MSG_WriteByte (&client->message, svc_setview);
346 MSG_WriteShort (&client->message, NUM_FOR_EDICT(client->edict));
348 MSG_WriteByte (&client->message, svc_signonnum);
349 MSG_WriteByte (&client->message, 1);
351 client->sendsignon = true;
352 client->spawned = false; // need prespawn, spawn, etc
359 Initializes a client_t for a new net connection. This will only be called
360 once for a player each game, not once for each level change.
363 void SV_ConnectClient (int clientnum, netconn_t *netconnection)
367 float spawn_parms[NUM_SPAWN_PARMS];
369 client = svs.clients + clientnum;
371 // set up the client_t
373 memcpy (spawn_parms, client->spawn_parms, sizeof(spawn_parms));
374 memset (client, 0, sizeof(*client));
375 client->active = true;
376 client->netconnection = netconnection;
378 Con_DPrintf("Client %s connected\n", client->netconnection ? client->netconnection->address : "botclient");
380 strcpy(client->name, "unconnected");
381 strcpy(client->old_name, "unconnected");
382 client->spawned = false;
383 client->edict = EDICT_NUM(clientnum+1);
384 client->message.data = client->msgbuf;
385 client->message.maxsize = sizeof(client->msgbuf);
386 client->message.allowoverflow = true; // we can catch it
387 // updated by receiving "rate" command from client
388 client->rate = NET_MINRATE;
389 // no limits for local player
390 if (client->netconnection && LHNETADDRESS_GetAddressType(&client->netconnection->peeraddress) == LHNETADDRESSTYPE_LOOP)
391 client->rate = 1000000000;
392 client->connecttime = realtime;
395 memcpy (client->spawn_parms, spawn_parms, sizeof(spawn_parms));
398 // call the progs to get default spawn parms for the new client
399 PR_ExecuteProgram (pr_global_struct->SetNewParms, "QC function SetNewParms is missing");
400 for (i=0 ; i<NUM_SPAWN_PARMS ; i++)
401 client->spawn_parms[i] = (&pr_global_struct->parm1)[i];
404 // don't call SendServerinfo for a fresh botclient because its fields have
405 // not been set up by the qc yet
406 if (client->netconnection)
407 SV_SendServerinfo (client);
409 client->spawned = true;
414 ===============================================================================
418 ===============================================================================
427 void SV_ClearDatagram (void)
429 SZ_Clear (&sv.datagram);
433 =============================================================================
435 The PVS must include a small area around the client to allow head bobbing
436 or other small motion on the client side. Otherwise, a bob might cause an
437 entity that should be visible to not show up, especially when the bob
440 =============================================================================
443 int sv_writeentitiestoclient_pvsbytes;
444 qbyte sv_writeentitiestoclient_pvs[MAX_MAP_LEAFS/8];
446 static int numsendentities;
447 static entity_state_t sendentities[MAX_EDICTS];
448 static entity_state_t *sendentitiesindex[MAX_EDICTS];
450 void SV_PrepareEntitiesForSending(void)
457 // send all entities that touch the pvs
459 sendentitiesindex[0] = NULL;
460 for (e = 1, ent = NEXT_EDICT(sv.edicts);e < sv.num_edicts;e++, ent = NEXT_EDICT(ent))
462 sendentitiesindex[e] = NULL;
469 VectorCopy(ent->v->origin, cs.origin);
470 VectorCopy(ent->v->angles, cs.angles);
472 cs.effects = (unsigned)ent->v->effects;
473 cs.colormap = (unsigned)ent->v->colormap;
474 cs.skin = (unsigned)ent->v->skin;
475 cs.frame = (unsigned)ent->v->frame;
476 cs.viewmodelforclient = GETEDICTFIELDVALUE(ent, eval_viewmodelforclient)->edict;
477 cs.exteriormodelforclient = GETEDICTFIELDVALUE(ent, eval_exteriormodeltoclient)->edict;
478 cs.nodrawtoclient = GETEDICTFIELDVALUE(ent, eval_nodrawtoclient)->edict;
479 cs.drawonlytoclient = GETEDICTFIELDVALUE(ent, eval_drawonlytoclient)->edict;
480 cs.tagentity = GETEDICTFIELDVALUE(ent, eval_tag_entity)->edict;
481 cs.tagindex = (qbyte)GETEDICTFIELDVALUE(ent, eval_tag_index)->_float;
482 i = (int)(GETEDICTFIELDVALUE(ent, eval_glow_size)->_float * 0.25f);
483 cs.glowsize = (qbyte)bound(0, i, 255);
484 if (GETEDICTFIELDVALUE(ent, eval_glow_trail)->_float)
485 cs.flags |= RENDER_GLOWTRAIL;
487 // don't need to init cs.colormod because the defaultstate did that for us
488 //cs.colormod[0] = cs.colormod[1] = cs.colormod[2] = 32;
489 val = GETEDICTFIELDVALUE(ent, eval_colormod);
490 if (val->vector[0] || val->vector[1] || val->vector[2])
492 i = val->vector[0] * 32.0f;cs.colormod[0] = bound(0, i, 255);
493 i = val->vector[1] * 32.0f;cs.colormod[1] = bound(0, i, 255);
494 i = val->vector[2] * 32.0f;cs.colormod[2] = bound(0, i, 255);
498 i = (int)ent->v->modelindex;
499 if (i >= 1 && i < MAX_MODELS && *PR_GetString(ent->v->model))
503 f = (GETEDICTFIELDVALUE(ent, eval_alpha)->_float * 255.0f);
507 cs.alpha = (qbyte)bound(0, i, 255);
510 f = (GETEDICTFIELDVALUE(ent, eval_renderamt)->_float);
514 cs.alpha = (qbyte)bound(0, i, 255);
518 f = (GETEDICTFIELDVALUE(ent, eval_scale)->_float * 16.0f);
522 cs.scale = (qbyte)bound(0, i, 255);
526 f = (GETEDICTFIELDVALUE(ent, eval_glow_color)->_float);
528 cs.glowcolor = (int)f;
530 if (GETEDICTFIELDVALUE(ent, eval_fullbright)->_float)
531 cs.effects |= EF_FULLBRIGHT;
533 if (ent->v->movetype == MOVETYPE_STEP)
534 cs.flags |= RENDER_STEP;
535 if ((cs.effects & EF_LOWPRECISION) && cs.origin[0] >= -32768 && cs.origin[1] >= -32768 && cs.origin[2] >= -32768 && cs.origin[0] <= 32767 && cs.origin[1] <= 32767 && cs.origin[2] <= 32767)
536 cs.flags |= RENDER_LOWPRECISION;
537 if (ent->v->colormap >= 1024)
538 cs.flags |= RENDER_COLORMAPPED;
539 if (cs.viewmodelforclient)
540 cs.flags |= RENDER_VIEWMODEL; // show relative to the view
542 f = GETEDICTFIELDVALUE(ent, eval_color)->vector[0]*256;
543 cs.light[0] = (unsigned short)bound(0, f, 65535);
544 f = GETEDICTFIELDVALUE(ent, eval_color)->vector[1]*256;
545 cs.light[1] = (unsigned short)bound(0, f, 65535);
546 f = GETEDICTFIELDVALUE(ent, eval_color)->vector[2]*256;
547 cs.light[2] = (unsigned short)bound(0, f, 65535);
548 f = GETEDICTFIELDVALUE(ent, eval_light_lev)->_float;
549 cs.light[3] = (unsigned short)bound(0, f, 65535);
550 cs.lightstyle = (qbyte)GETEDICTFIELDVALUE(ent, eval_style)->_float;
551 cs.lightpflags = (qbyte)GETEDICTFIELDVALUE(ent, eval_pflags)->_float;
553 if (gamemode == GAME_TENEBRAE)
555 // tenebrae's EF_FULLDYNAMIC conflicts with Q2's EF_NODRAW
559 cs.lightpflags |= PFLAGS_FULLDYNAMIC;
561 // tenebrae's EF_GREEN conflicts with DP's EF_ADDITIVE
569 cs.lightpflags |= PFLAGS_FULLDYNAMIC;
573 cs.specialvisibilityradius = 0;
574 if (cs.lightpflags & PFLAGS_FULLDYNAMIC)
575 cs.specialvisibilityradius = max(cs.specialvisibilityradius, cs.light[3]);
577 cs.specialvisibilityradius = max(cs.specialvisibilityradius, cs.glowsize * 4);
578 if (cs.flags & RENDER_GLOWTRAIL)
579 cs.specialvisibilityradius = max(cs.specialvisibilityradius, 100);
580 if (cs.effects & (EF_BRIGHTFIELD | EF_MUZZLEFLASH | EF_BRIGHTLIGHT | EF_DIMLIGHT | EF_RED | EF_BLUE | EF_FLAME | EF_STARDUST))
582 if (cs.effects & EF_BRIGHTFIELD)
583 cs.specialvisibilityradius = max(cs.specialvisibilityradius, 80);
584 if (cs.effects & EF_MUZZLEFLASH)
585 cs.specialvisibilityradius = max(cs.specialvisibilityradius, 100);
586 if (cs.effects & EF_BRIGHTLIGHT)
587 cs.specialvisibilityradius = max(cs.specialvisibilityradius, 400);
588 if (cs.effects & EF_DIMLIGHT)
589 cs.specialvisibilityradius = max(cs.specialvisibilityradius, 200);
590 if (cs.effects & EF_RED)
591 cs.specialvisibilityradius = max(cs.specialvisibilityradius, 200);
592 if (cs.effects & EF_BLUE)
593 cs.specialvisibilityradius = max(cs.specialvisibilityradius, 200);
594 if (cs.effects & EF_FLAME)
595 cs.specialvisibilityradius = max(cs.specialvisibilityradius, 250);
596 if (cs.effects & EF_STARDUST)
597 cs.specialvisibilityradius = max(cs.specialvisibilityradius, 100);
600 if (numsendentities >= MAX_EDICTS)
602 // we can omit invisible entities with no effects that are not clients
603 // LordHavoc: this could kill tags attached to an invisible entity, I
604 // just hope we never have to support that case
605 if (cs.number > svs.maxclients && ((cs.effects & EF_NODRAW) || (!cs.modelindex && !cs.specialvisibilityradius)))
607 sendentitiesindex[e] = sendentities + numsendentities;
608 sendentities[numsendentities++] = cs;
612 static int sententitiesmark = 0;
613 static int sententities[MAX_EDICTS];
614 static int sententitiesconsideration[MAX_EDICTS];
615 static int sv_writeentitiestoclient_culled_pvs;
616 static int sv_writeentitiestoclient_culled_trace;
617 static int sv_writeentitiestoclient_visibleentities;
618 static int sv_writeentitiestoclient_totalentities;
619 //static entity_frame_t sv_writeentitiestoclient_entityframe;
620 static int sv_writeentitiestoclient_clentnum;
621 static vec3_t sv_writeentitiestoclient_testeye;
622 static client_t *sv_writeentitiestoclient_client;
624 void SV_MarkWriteEntityStateToClient(entity_state_t *s)
627 vec3_t entmins, entmaxs, lightmins, lightmaxs, testorigin;
630 if (sententitiesconsideration[s->number] == sententitiesmark)
632 sententitiesconsideration[s->number] = sententitiesmark;
633 // viewmodels don't have visibility checking
634 if (s->viewmodelforclient)
636 if (s->viewmodelforclient != sv_writeentitiestoclient_clentnum)
639 // never reject player
640 else if (s->number != sv_writeentitiestoclient_clentnum)
642 // check various rejection conditions
643 if (s->nodrawtoclient == sv_writeentitiestoclient_clentnum)
645 if (s->drawonlytoclient && s->drawonlytoclient != sv_writeentitiestoclient_clentnum)
647 if (s->effects & EF_NODRAW)
649 // LordHavoc: only send entities with a model or important effects
650 if (!s->modelindex && s->specialvisibilityradius == 0)
654 // tag attached entities simply check their parent
655 if (!sendentitiesindex[s->tagentity])
657 SV_MarkWriteEntityStateToClient(sendentitiesindex[s->tagentity]);
658 if (sententities[s->tagentity] != sententitiesmark)
661 // skip invalid modelindexes to avoid crashes
662 else if (s->modelindex >= MAX_MODELS)
664 // always send world submodels, they don't generate much traffic
665 // except in PROTOCOL_QUAKE where they hog bandwidth like crazy
666 else if (!(s->effects & EF_NODEPTHTEST) && (!(isbmodel = (model = sv.models[s->modelindex]) != NULL && model->name[0] == '*') || sv.protocol == PROTOCOL_QUAKE))
668 Mod_CheckLoaded(model);
669 // entity has survived every check so far, check if visible
670 // enlarged box to account for prediction (not that there is
671 // any currently, but still helps the 'run into a room and
672 // watch items pop up' problem)
673 entmins[0] = s->origin[0] - 32.0f;
674 entmins[1] = s->origin[1] - 32.0f;
675 entmins[2] = s->origin[2] - 32.0f;
676 entmaxs[0] = s->origin[0] + 32.0f;
677 entmaxs[1] = s->origin[1] + 32.0f;
678 entmaxs[2] = s->origin[2] + 32.0f;
679 // using the model's bounding box to ensure things are visible regardless of their physics box
682 if (s->angles[0] || s->angles[2]) // pitch and roll
684 VectorAdd(entmins, model->rotatedmins, entmins);
685 VectorAdd(entmaxs, model->rotatedmaxs, entmaxs);
687 else if (s->angles[1])
689 VectorAdd(entmins, model->yawmins, entmins);
690 VectorAdd(entmaxs, model->yawmaxs, entmaxs);
694 VectorAdd(entmins, model->normalmins, entmins);
695 VectorAdd(entmaxs, model->normalmaxs, entmaxs);
698 lightmins[0] = min(entmins[0], s->origin[0] - s->specialvisibilityradius);
699 lightmins[1] = min(entmins[1], s->origin[1] - s->specialvisibilityradius);
700 lightmins[2] = min(entmins[2], s->origin[2] - s->specialvisibilityradius);
701 lightmaxs[0] = max(entmaxs[0], s->origin[0] + s->specialvisibilityradius);
702 lightmaxs[1] = max(entmaxs[1], s->origin[1] + s->specialvisibilityradius);
703 lightmaxs[2] = max(entmaxs[2], s->origin[2] + s->specialvisibilityradius);
704 sv_writeentitiestoclient_totalentities++;
705 // if not touching a visible leaf
706 if (sv_cullentities_pvs.integer && sv_writeentitiestoclient_pvsbytes && sv.worldmodel && sv.worldmodel->brush.BoxTouchingPVS && !sv.worldmodel->brush.BoxTouchingPVS(sv.worldmodel, sv_writeentitiestoclient_pvs, lightmins, lightmaxs))
708 sv_writeentitiestoclient_culled_pvs++;
711 // or not seen by random tracelines
712 if (sv_cullentities_trace.integer && !isbmodel)
714 // LordHavoc: test center first
715 testorigin[0] = (entmins[0] + entmaxs[0]) * 0.5f;
716 testorigin[1] = (entmins[1] + entmaxs[1]) * 0.5f;
717 testorigin[2] = (entmins[2] + entmaxs[2]) * 0.5f;
718 sv.worldmodel->TraceBox(sv.worldmodel, 0, &trace, sv_writeentitiestoclient_testeye, sv_writeentitiestoclient_testeye, testorigin, testorigin, SUPERCONTENTS_SOLID);
719 if (trace.fraction == 1 || BoxesOverlap(trace.endpos, trace.endpos, entmins, entmaxs))
720 sv_writeentitiestoclient_client->visibletime[s->number] = realtime + 1;
723 // LordHavoc: test random offsets, to maximize chance of detection
724 testorigin[0] = lhrandom(entmins[0], entmaxs[0]);
725 testorigin[1] = lhrandom(entmins[1], entmaxs[1]);
726 testorigin[2] = lhrandom(entmins[2], entmaxs[2]);
727 sv.worldmodel->TraceBox(sv.worldmodel, 0, &trace, sv_writeentitiestoclient_testeye, sv_writeentitiestoclient_testeye, testorigin, testorigin, SUPERCONTENTS_SOLID);
728 if (trace.fraction == 1 || BoxesOverlap(trace.endpos, trace.endpos, entmins, entmaxs))
729 sv_writeentitiestoclient_client->visibletime[s->number] = realtime + 1;
732 if (s->specialvisibilityradius)
734 // LordHavoc: test random offsets, to maximize chance of detection
735 testorigin[0] = lhrandom(lightmins[0], lightmaxs[0]);
736 testorigin[1] = lhrandom(lightmins[1], lightmaxs[1]);
737 testorigin[2] = lhrandom(lightmins[2], lightmaxs[2]);
738 sv.worldmodel->TraceBox(sv.worldmodel, 0, &trace, sv_writeentitiestoclient_testeye, sv_writeentitiestoclient_testeye, testorigin, testorigin, SUPERCONTENTS_SOLID);
739 if (trace.fraction == 1 || BoxesOverlap(trace.endpos, trace.endpos, entmins, entmaxs))
740 sv_writeentitiestoclient_client->visibletime[s->number] = realtime + 1;
744 if (realtime > sv_writeentitiestoclient_client->visibletime[s->number])
746 sv_writeentitiestoclient_culled_trace++;
750 sv_writeentitiestoclient_visibleentities++;
753 // this just marks it for sending
754 // FIXME: it would be more efficient to send here, but the entity
755 // compressor isn't that flexible
756 sententities[s->number] = sententitiesmark;
759 entity_state_t sendstates[MAX_EDICTS];
761 void SV_WriteEntitiesToClient(client_t *client, edict_t *clent, sizebuf_t *msg, int *stats)
763 int i, numsendstates;
766 // if there isn't enough space to accomplish anything, skip it
767 if (msg->cursize + 25 > msg->maxsize)
770 sv_writeentitiestoclient_client = client;
772 sv_writeentitiestoclient_culled_pvs = 0;
773 sv_writeentitiestoclient_culled_trace = 0;
774 sv_writeentitiestoclient_visibleentities = 0;
775 sv_writeentitiestoclient_totalentities = 0;
777 Mod_CheckLoaded(sv.worldmodel);
779 // find the client's PVS
780 // the real place being tested from
781 VectorAdd(clent->v->origin, clent->v->view_ofs, sv_writeentitiestoclient_testeye);
782 sv_writeentitiestoclient_pvsbytes = 0;
783 if (sv.worldmodel && sv.worldmodel->brush.FatPVS)
784 sv_writeentitiestoclient_pvsbytes = sv.worldmodel->brush.FatPVS(sv.worldmodel, sv_writeentitiestoclient_testeye, 8, sv_writeentitiestoclient_pvs, sizeof(sv_writeentitiestoclient_pvs));
786 sv_writeentitiestoclient_clentnum = EDICT_TO_PROG(clent); // LordHavoc: for comparison purposes
790 for (i = 0;i < numsendentities;i++)
791 SV_MarkWriteEntityStateToClient(sendentities + i);
794 for (i = 0;i < numsendentities;i++)
796 if (sententities[sendentities[i].number] == sententitiesmark)
798 s = &sendstates[numsendstates++];
799 *s = sendentities[i];
800 if (s->exteriormodelforclient && s->exteriormodelforclient == sv_writeentitiestoclient_clentnum)
801 s->flags |= RENDER_EXTERIORMODEL;
805 if (sv_cullentities_stats.integer)
806 Con_Printf("client \"%s\" entities: %d total, %d visible, %d culled by: %d pvs %d trace\n", client->name, sv_writeentitiestoclient_totalentities, sv_writeentitiestoclient_visibleentities, sv_writeentitiestoclient_culled_pvs + sv_writeentitiestoclient_culled_trace, sv_writeentitiestoclient_culled_pvs, sv_writeentitiestoclient_culled_trace);
808 if (client->entitydatabase5)
809 EntityFrame5_WriteFrame(msg, client->entitydatabase5, numsendstates, sendstates, client - svs.clients + 1, stats);
810 else if (client->entitydatabase4)
811 EntityFrame4_WriteFrame(msg, client->entitydatabase4, numsendstates, sendstates);
812 else if (client->entitydatabase)
813 EntityFrame_WriteFrame(msg, client->entitydatabase, numsendstates, sendstates, client - svs.clients + 1);
815 EntityFrameQuake_WriteFrame(msg, numsendstates, sendstates);
824 void SV_CleanupEnts (void)
829 ent = NEXT_EDICT(sv.edicts);
830 for (e=1 ; e<sv.num_edicts ; e++, ent = NEXT_EDICT(ent))
831 ent->v->effects = (int)ent->v->effects & ~EF_MUZZLEFLASH;
836 SV_WriteClientdataToMessage
840 void SV_WriteClientdataToMessage (client_t *client, edict_t *ent, sizebuf_t *msg, int *stats)
849 int weaponmodelindex;
852 // send a damage message
854 if (ent->v->dmg_take || ent->v->dmg_save)
856 other = PROG_TO_EDICT(ent->v->dmg_inflictor);
857 MSG_WriteByte (msg, svc_damage);
858 MSG_WriteByte (msg, ent->v->dmg_save);
859 MSG_WriteByte (msg, ent->v->dmg_take);
860 for (i=0 ; i<3 ; i++)
861 MSG_WriteCoord (msg, other->v->origin[i] + 0.5*(other->v->mins[i] + other->v->maxs[i]), sv.protocol);
863 ent->v->dmg_take = 0;
864 ent->v->dmg_save = 0;
868 // send the current viewpos offset from the view entity
870 SV_SetIdealPitch (); // how much to look up / down ideally
872 // a fixangle might get lost in a dropped packet. Oh well.
873 if ( ent->v->fixangle )
875 MSG_WriteByte (msg, svc_setangle);
876 for (i=0 ; i < 3 ; i++)
877 MSG_WriteAngle (msg, ent->v->angles[i], sv.protocol);
878 ent->v->fixangle = 0;
881 // stuff the sigil bits into the high bits of items for sbar, or else
883 val = GETEDICTFIELDVALUE(ent, eval_items2);
885 items = (int)ent->v->items | ((int)val->_float << 23);
887 items = (int)ent->v->items | ((int)pr_global_struct->serverflags << 28);
889 VectorClear(punchvector);
890 if ((val = GETEDICTFIELDVALUE(ent, eval_punchvector)))
891 VectorCopy(val->vector, punchvector);
893 weaponmodelindex = SV_ModelIndex(PR_GetString(ent->v->weaponmodel), 1);
896 if ((val = GETEDICTFIELDVALUE(ent, eval_viewzoom)))
897 viewzoom = val->_float * 255.0f;
903 if ((int)ent->v->flags & FL_ONGROUND)
905 if (ent->v->waterlevel >= 2)
907 if (ent->v->idealpitch)
908 bits |= SU_IDEALPITCH;
910 for (i=0 ; i<3 ; i++)
912 if (ent->v->punchangle[i])
913 bits |= (SU_PUNCH1<<i);
914 if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5 || sv.protocol == PROTOCOL_DARKPLACES6)
916 bits |= (SU_PUNCHVEC1<<i);
917 if (ent->v->velocity[i])
918 bits |= (SU_VELOCITY1<<i);
921 memset(stats, 0, sizeof(int[MAX_CL_STATS]));
922 stats[STAT_VIEWHEIGHT] = ent->v->view_ofs[2];
923 stats[STAT_ITEMS] = items;
924 stats[STAT_WEAPONFRAME] = ent->v->weaponframe;
925 stats[STAT_ARMOR] = ent->v->armorvalue;
926 stats[STAT_WEAPON] = weaponmodelindex;
927 stats[STAT_HEALTH] = ent->v->health;
928 stats[STAT_AMMO] = ent->v->currentammo;
929 stats[STAT_SHELLS] = ent->v->ammo_shells;
930 stats[STAT_NAILS] = ent->v->ammo_nails;
931 stats[STAT_ROCKETS] = ent->v->ammo_rockets;
932 stats[STAT_CELLS] = ent->v->ammo_cells;
933 stats[STAT_ACTIVEWEAPON] = ent->v->weapon;
934 stats[STAT_VIEWZOOM] = viewzoom;
935 // the QC bumps these itself by sending svc_'s, so we have to keep them
936 // zero or they'll be corrected by the engine
937 //stats[STAT_TOTALSECRETS] = pr_global_struct->total_secrets;
938 //stats[STAT_TOTALMONSTERS] = pr_global_struct->total_monsters;
939 //stats[STAT_SECRETS] = pr_global_struct->found_secrets;
940 //stats[STAT_MONSTERS] = pr_global_struct->killed_monsters;
942 if (sv.protocol != PROTOCOL_DARKPLACES6)
944 if (stats[STAT_VIEWHEIGHT] != DEFAULT_VIEWHEIGHT) bits |= SU_VIEWHEIGHT;
946 if (stats[STAT_WEAPONFRAME]) bits |= SU_WEAPONFRAME;
947 if (stats[STAT_ARMOR]) bits |= SU_ARMOR;
949 // FIXME: which protocols support this? does PROTOCOL_DARKPLACES3 support viewzoom?
950 if (sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5)
957 if (bits >= 16777216)
961 MSG_WriteByte (msg, svc_clientdata);
962 MSG_WriteShort (msg, bits);
963 if (bits & SU_EXTEND1)
964 MSG_WriteByte(msg, bits >> 16);
965 if (bits & SU_EXTEND2)
966 MSG_WriteByte(msg, bits >> 24);
968 if (bits & SU_VIEWHEIGHT)
969 MSG_WriteChar (msg, stats[STAT_VIEWHEIGHT]);
971 if (bits & SU_IDEALPITCH)
972 MSG_WriteChar (msg, ent->v->idealpitch);
974 for (i=0 ; i<3 ; i++)
976 if (bits & (SU_PUNCH1<<i))
978 if (sv.protocol == PROTOCOL_QUAKE)
979 MSG_WriteChar(msg, ent->v->punchangle[i]);
980 else if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5 || sv.protocol == PROTOCOL_DARKPLACES6)
981 MSG_WriteAngle16i(msg, ent->v->punchangle[i]);
983 if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5 || sv.protocol == PROTOCOL_DARKPLACES6)
985 if (bits & (SU_PUNCHVEC1<<i))
987 if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
988 MSG_WriteCoord16i(msg, punchvector[i]);
989 else if (sv.protocol == PROTOCOL_DARKPLACES5 || sv.protocol == PROTOCOL_DARKPLACES6)
990 MSG_WriteCoord32f(msg, punchvector[i]);
993 if (bits & (SU_VELOCITY1<<i))
995 if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
996 MSG_WriteChar(msg, ent->v->velocity[i] * (1.0f / 16.0f));
997 else if (sv.protocol == PROTOCOL_DARKPLACES5 || sv.protocol == PROTOCOL_DARKPLACES6)
998 MSG_WriteCoord32f(msg, ent->v->velocity[i]);
1002 if (bits & SU_ITEMS)
1003 MSG_WriteLong (msg, stats[STAT_ITEMS]);
1005 if (sv.protocol == PROTOCOL_DARKPLACES5)
1007 if (bits & SU_WEAPONFRAME)
1008 MSG_WriteShort (msg, stats[STAT_WEAPONFRAME]);
1009 if (bits & SU_ARMOR)
1010 MSG_WriteShort (msg, stats[STAT_ARMOR]);
1011 if (bits & SU_WEAPON)
1012 MSG_WriteShort (msg, stats[STAT_WEAPON]);
1013 MSG_WriteShort (msg, stats[STAT_HEALTH]);
1014 MSG_WriteShort (msg, stats[STAT_AMMO]);
1015 MSG_WriteShort (msg, stats[STAT_SHELLS]);
1016 MSG_WriteShort (msg, stats[STAT_NAILS]);
1017 MSG_WriteShort (msg, stats[STAT_ROCKETS]);
1018 MSG_WriteShort (msg, stats[STAT_CELLS]);
1019 MSG_WriteShort (msg, stats[STAT_ACTIVEWEAPON]);
1020 if (bits & SU_VIEWZOOM)
1021 MSG_WriteShort (msg, min(stats[STAT_VIEWZOOM], 65535));
1023 else if (sv.protocol != PROTOCOL_DARKPLACES6)
1025 if (bits & SU_WEAPONFRAME)
1026 MSG_WriteByte (msg, stats[STAT_WEAPONFRAME]);
1027 if (bits & SU_ARMOR)
1028 MSG_WriteByte (msg, stats[STAT_ARMOR]);
1029 if (bits & SU_WEAPON)
1030 MSG_WriteByte (msg, stats[STAT_WEAPON]);
1031 MSG_WriteShort (msg, stats[STAT_HEALTH]);
1032 MSG_WriteByte (msg, stats[STAT_AMMO]);
1033 MSG_WriteByte (msg, stats[STAT_SHELLS]);
1034 MSG_WriteByte (msg, stats[STAT_NAILS]);
1035 MSG_WriteByte (msg, stats[STAT_ROCKETS]);
1036 MSG_WriteByte (msg, stats[STAT_CELLS]);
1037 if (gamemode == GAME_HIPNOTIC || gamemode == GAME_ROGUE || gamemode == GAME_NEXUIZ)
1039 for (i = 0;i < 32;i++)
1040 if (stats[STAT_WEAPON] & (1<<i))
1042 MSG_WriteByte (msg, i);
1045 MSG_WriteByte (msg, stats[STAT_WEAPON]);
1046 if (bits & SU_VIEWZOOM)
1048 if (sv.protocol == PROTOCOL_DARKPLACES4)
1049 MSG_WriteByte (msg, min(stats[STAT_VIEWZOOM], 255));
1050 else if (sv.protocol == PROTOCOL_DARKPLACES5 || sv.protocol == PROTOCOL_DARKPLACES6)
1051 MSG_WriteShort (msg, min(stats[STAT_VIEWZOOM], 65535));
1057 =======================
1058 SV_SendClientDatagram
1059 =======================
1061 static qbyte sv_sendclientdatagram_buf[NET_MAXMESSAGE]; // FIXME?
1062 qboolean SV_SendClientDatagram (client_t *client)
1064 int rate, maxrate, maxsize, maxsize2;
1066 int stats[MAX_CL_STATS];
1068 if (LHNETADDRESS_GetAddressType(&host_client->netconnection->peeraddress) == LHNETADDRESSTYPE_LOOP && !sv_ratelimitlocalplayer.integer)
1070 // for good singleplayer, send huge packets
1071 maxsize = sizeof(sv_sendclientdatagram_buf);
1072 maxsize2 = sizeof(sv_sendclientdatagram_buf);
1074 else if (sv.protocol == PROTOCOL_DARKPLACES5 || sv.protocol == PROTOCOL_DARKPLACES6)
1076 // PROTOCOL_DARKPLACES5 supports packet size limiting of updates
1077 maxrate = bound(NET_MINRATE, sv_maxrate.integer, NET_MAXRATE);
1078 if (sv_maxrate.integer != maxrate)
1079 Cvar_SetValueQuick(&sv_maxrate, maxrate);
1081 rate = bound(NET_MINRATE, client->rate, maxrate);
1082 rate = (int)(client->rate * sys_ticrate.value);
1083 maxsize = bound(100, rate, 1400);
1088 // no rate limiting support on older protocols because dp protocols
1089 // 1-4 kick the client off if they overflow, and quake protocol shows
1090 // less than the full entity set if rate limited
1095 msg.data = sv_sendclientdatagram_buf;
1096 msg.maxsize = maxsize;
1099 MSG_WriteByte (&msg, svc_time);
1100 MSG_WriteFloat (&msg, sv.time);
1102 // add the client specific data to the datagram
1103 SV_WriteClientdataToMessage (client, client->edict, &msg, stats);
1104 SV_WriteEntitiesToClient (client, client->edict, &msg, stats);
1106 // expand packet size to allow effects to go over the rate limit
1107 // (dropping them is FAR too ugly)
1108 msg.maxsize = maxsize2;
1110 // copy the server datagram if there is space
1111 // FIXME: put in delayed queue of effects to send
1112 if (sv.datagram.cursize > 0 && msg.cursize + sv.datagram.cursize <= msg.maxsize)
1113 SZ_Write (&msg, sv.datagram.data, sv.datagram.cursize);
1115 // send the datagram
1116 if (NetConn_SendUnreliableMessage (client->netconnection, &msg) == -1)
1118 SV_DropClient (true);// if the message couldn't send, kick off
1126 =======================
1127 SV_UpdateToReliableMessages
1128 =======================
1130 void SV_UpdateToReliableMessages (void)
1139 // check for changes to be sent over the reliable streams
1140 for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1142 // update the host_client fields we care about according to the entity fields
1143 host_client->edict = EDICT_NUM(i+1);
1146 name = PR_GetString(host_client->edict->v->netname);
1149 // always point the string back at host_client->name to keep it safe
1150 strlcpy (host_client->name, name, sizeof (host_client->name));
1151 host_client->edict->v->netname = PR_SetString(host_client->name);
1152 if (strcmp(host_client->old_name, host_client->name))
1154 if (host_client->spawned)
1155 SV_BroadcastPrintf("%s changed name to %s\n", host_client->old_name, host_client->name);
1156 strcpy(host_client->old_name, host_client->name);
1157 // send notification to all clients
1158 MSG_WriteByte (&sv.reliable_datagram, svc_updatename);
1159 MSG_WriteByte (&sv.reliable_datagram, i);
1160 MSG_WriteString (&sv.reliable_datagram, host_client->name);
1163 // DP_SV_CLIENTCOLORS
1164 // this is always found (since it's added by the progs loader)
1165 if ((val = GETEDICTFIELDVALUE(host_client->edict, eval_clientcolors)))
1166 host_client->colors = (int)val->_float;
1167 if (host_client->old_colors != host_client->colors)
1169 host_client->old_colors = host_client->colors;
1170 // send notification to all clients
1171 MSG_WriteByte (&sv.reliable_datagram, svc_updatecolors);
1172 MSG_WriteByte (&sv.reliable_datagram, i);
1173 MSG_WriteByte (&sv.reliable_datagram, host_client->colors);
1176 // NEXUIZ_PLAYERMODEL
1177 if( eval_playermodel ) {
1178 model = PR_GetString(GETEDICTFIELDVALUE(host_client->edict, eval_playermodel)->string);
1181 // always point the string back at host_client->name to keep it safe
1182 strlcpy (host_client->playermodel, model, sizeof (host_client->playermodel));
1183 GETEDICTFIELDVALUE(host_client->edict, eval_playermodel)->string = PR_SetString(host_client->playermodel);
1186 // NEXUIZ_PLAYERSKIN
1187 if( eval_playerskin ) {
1188 skin = PR_GetString(GETEDICTFIELDVALUE(host_client->edict, eval_playerskin)->string);
1191 // always point the string back at host_client->name to keep it safe
1192 strlcpy (host_client->playerskin, skin, sizeof (host_client->playerskin));
1193 GETEDICTFIELDVALUE(host_client->edict, eval_playerskin)->string = PR_SetString(host_client->playerskin);
1197 host_client->frags = (int)host_client->edict->v->frags;
1198 if (host_client->old_frags != host_client->frags)
1200 host_client->old_frags = host_client->frags;
1201 // send notification to all clients
1202 MSG_WriteByte (&sv.reliable_datagram, svc_updatefrags);
1203 MSG_WriteByte (&sv.reliable_datagram, i);
1204 MSG_WriteShort (&sv.reliable_datagram, host_client->frags);
1208 for (j = 0, client = svs.clients;j < svs.maxclients;j++, client++)
1209 if (client->netconnection)
1210 SZ_Write (&client->message, sv.reliable_datagram.data, sv.reliable_datagram.cursize);
1212 SZ_Clear (&sv.reliable_datagram);
1217 =======================
1220 Send a nop message without trashing or sending the accumulated client
1222 =======================
1224 void SV_SendNop (client_t *client)
1230 msg.maxsize = sizeof(buf);
1233 MSG_WriteChar (&msg, svc_nop);
1235 if (NetConn_SendUnreliableMessage (client->netconnection, &msg) == -1)
1236 SV_DropClient (true); // if the message couldn't send, kick off
1237 client->last_message = realtime;
1241 =======================
1242 SV_SendClientMessages
1243 =======================
1245 void SV_SendClientMessages (void)
1247 int i, prepared = false;
1249 // update frags, names, etc
1250 SV_UpdateToReliableMessages();
1252 // build individual updates
1253 for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1255 if (!host_client->active)
1257 if (!host_client->netconnection)
1259 SZ_Clear(&host_client->message);
1263 if (host_client->deadsocket || host_client->message.overflowed)
1265 SV_DropClient (true); // if the message couldn't send, kick off
1269 if (host_client->spawned)
1274 // only prepare entities once per frame
1275 SV_PrepareEntitiesForSending();
1277 if (!SV_SendClientDatagram (host_client))
1282 // the player isn't totally in the game yet
1283 // send small keepalive messages if too much time has passed
1284 // send a full message when the next signon stage has been requested
1285 // some other message data (name changes, etc) may accumulate
1286 // between signon stages
1287 if (!host_client->sendsignon)
1289 if (realtime - host_client->last_message > 5)
1290 SV_SendNop (host_client);
1291 continue; // don't send out non-signon messages
1295 if (host_client->message.cursize || host_client->dropasap)
1297 if (!NetConn_CanSendMessage (host_client->netconnection))
1300 if (host_client->dropasap)
1301 SV_DropClient (false); // went to another level
1304 if (NetConn_SendReliableMessage (host_client->netconnection, &host_client->message) == -1)
1305 SV_DropClient (true); // if the message couldn't send, kick off
1306 SZ_Clear (&host_client->message);
1307 host_client->last_message = realtime;
1308 host_client->sendsignon = false;
1313 // clear muzzle flashes
1319 ==============================================================================
1323 ==============================================================================
1332 int SV_ModelIndex(char *s, int precachemode)
1334 int i, limit = (sv.protocol == PROTOCOL_QUAKE ? 256 : MAX_MODELS);
1335 char filename[MAX_QPATH];
1339 //if (precachemode == 2)
1341 strlcpy(filename, s, sizeof(filename));
1342 for (i = 2;i < limit;i++)
1344 if (!sv.model_precache[i][0])
1348 if (sv.state != ss_loading && (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5))
1350 Con_Printf("SV_ModelIndex(\"%s\"): precache_model can only be done in spawn functions\n", filename);
1353 if (precachemode == 1)
1354 Con_Printf("SV_ModelIndex(\"%s\"): not precached (fix your code), precaching anyway\n", filename);
1355 strlcpy(sv.model_precache[i], filename, sizeof(sv.model_precache[i]));
1356 sv.models[i] = Mod_ForName (sv.model_precache[i], true, false, false);
1357 if (sv.protocol == PROTOCOL_DARKPLACES6 && sv.state != ss_loading)
1359 MSG_WriteByte(&sv.reliable_datagram, svc_precache);
1360 MSG_WriteShort(&sv.reliable_datagram, i);
1361 MSG_WriteString(&sv.reliable_datagram, filename);
1365 Con_Printf("SV_ModelIndex(\"%s\"): not precached\n", filename);
1368 if (!strcmp(sv.model_precache[i], filename))
1371 Con_Printf("SV_ModelIndex(\"%s\"): i (%i) == MAX_MODELS (%i)\n", filename, i, MAX_MODELS);
1381 int SV_SoundIndex(char *s, int precachemode)
1383 int i, limit = (sv.protocol == PROTOCOL_QUAKE ? 256 : MAX_SOUNDS);
1384 char filename[MAX_QPATH];
1388 //if (precachemode == 2)
1390 strlcpy(filename, s, sizeof(filename));
1391 for (i = 1;i < limit;i++)
1393 if (!sv.sound_precache[i][0])
1397 if (sv.state != ss_loading && (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5))
1399 Con_Printf("SV_SoundIndex(\"%s\"): precache_sound can only be done in spawn functions\n", filename);
1402 if (precachemode == 1)
1403 Con_Printf("SV_SoundIndex(\"%s\"): not precached (fix your code), precaching anyway\n", filename);
1404 strlcpy(sv.sound_precache[i], filename, sizeof(sv.sound_precache[i]));
1405 if (sv.protocol == PROTOCOL_DARKPLACES6 && sv.state != ss_loading)
1407 MSG_WriteByte(&sv.reliable_datagram, svc_precache);
1408 MSG_WriteShort(&sv.reliable_datagram, i + 32768);
1409 MSG_WriteString(&sv.reliable_datagram, filename);
1413 Con_Printf("SV_SoundIndex(\"%s\"): not precached\n", filename);
1416 if (!strcmp(sv.sound_precache[i], filename))
1419 Con_Printf("SV_SoundIndex(\"%s\"): i (%i) == MAX_SOUNDS (%i)\n", filename, i, MAX_SOUNDS);
1429 void SV_CreateBaseline (void)
1431 int i, entnum, large;
1434 // LordHavoc: clear *all* states (note just active ones)
1435 for (entnum = 0;entnum < sv.max_edicts;entnum++)
1437 // get the current server version
1438 svent = EDICT_NUM(entnum);
1440 // LordHavoc: always clear state values, whether the entity is in use or not
1441 svent->e->baseline = defaultstate;
1445 if (entnum > svs.maxclients && !svent->v->modelindex)
1448 // create entity baseline
1449 VectorCopy (svent->v->origin, svent->e->baseline.origin);
1450 VectorCopy (svent->v->angles, svent->e->baseline.angles);
1451 svent->e->baseline.frame = svent->v->frame;
1452 svent->e->baseline.skin = svent->v->skin;
1453 if (entnum > 0 && entnum <= svs.maxclients)
1455 svent->e->baseline.colormap = entnum;
1456 svent->e->baseline.modelindex = SV_ModelIndex("progs/player.mdl", 1);
1460 svent->e->baseline.colormap = 0;
1461 svent->e->baseline.modelindex = svent->v->modelindex;
1465 if (svent->e->baseline.modelindex & 0xFF00 || svent->e->baseline.frame & 0xFF00)
1468 // add to the message
1470 MSG_WriteByte (&sv.signon, svc_spawnbaseline2);
1472 MSG_WriteByte (&sv.signon, svc_spawnbaseline);
1473 MSG_WriteShort (&sv.signon, entnum);
1477 MSG_WriteShort (&sv.signon, svent->e->baseline.modelindex);
1478 MSG_WriteShort (&sv.signon, svent->e->baseline.frame);
1482 MSG_WriteByte (&sv.signon, svent->e->baseline.modelindex);
1483 MSG_WriteByte (&sv.signon, svent->e->baseline.frame);
1485 MSG_WriteByte (&sv.signon, svent->e->baseline.colormap);
1486 MSG_WriteByte (&sv.signon, svent->e->baseline.skin);
1487 for (i=0 ; i<3 ; i++)
1489 MSG_WriteCoord(&sv.signon, svent->e->baseline.origin[i], sv.protocol);
1490 MSG_WriteAngle(&sv.signon, svent->e->baseline.angles[i], sv.protocol);
1500 Tell all the clients that the server is changing levels
1503 void SV_SendReconnect (void)
1510 msg.maxsize = sizeof(data);
1512 MSG_WriteChar (&msg, svc_stufftext);
1513 MSG_WriteString (&msg, "reconnect\n");
1514 NetConn_SendToAll (&msg, 5);
1516 if (cls.state != ca_dedicated)
1517 Cmd_ExecuteString ("reconnect\n", src_command);
1525 Grabs the current state of each client for saving across the
1526 transition to another level
1529 void SV_SaveSpawnparms (void)
1533 svs.serverflags = pr_global_struct->serverflags;
1535 for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1537 if (!host_client->active)
1540 // call the progs to get default spawn parms for the new client
1541 pr_global_struct->self = EDICT_TO_PROG(host_client->edict);
1542 PR_ExecuteProgram (pr_global_struct->SetChangeParms, "QC function SetChangeParms is missing");
1543 for (j=0 ; j<NUM_SPAWN_PARMS ; j++)
1544 host_client->spawn_parms[j] = (&pr_global_struct->parm1)[j];
1548 void SV_IncreaseEdicts(void)
1552 int oldmax_edicts = sv.max_edicts;
1553 void *oldedictsengineprivate = sv.edictsengineprivate;
1554 void *oldedictsfields = sv.edictsfields;
1555 void *oldmoved_edicts = sv.moved_edicts;
1557 if (sv.max_edicts >= MAX_EDICTS)
1560 // links don't survive the transition, so unlink everything
1561 for (i = 0, ent = sv.edicts;i < sv.max_edicts;i++, ent++)
1564 SV_UnlinkEdict(sv.edicts + i);
1565 memset(&ent->e->areagrid, 0, sizeof(ent->e->areagrid));
1569 sv.max_edicts = min(sv.max_edicts + 256, MAX_EDICTS);
1570 sv.edictsengineprivate = PR_Alloc(sv.max_edicts * sizeof(edict_engineprivate_t));
1571 sv.edictsfields = PR_Alloc(sv.max_edicts * pr_edict_size);
1572 sv.moved_edicts = PR_Alloc(sv.max_edicts * sizeof(edict_t *));
1574 memcpy(sv.edictsengineprivate, oldedictsengineprivate, oldmax_edicts * sizeof(edict_engineprivate_t));
1575 memcpy(sv.edictsfields, oldedictsfields, oldmax_edicts * pr_edict_size);
1577 for (i = 0, ent = sv.edicts;i < sv.max_edicts;i++, ent++)
1579 ent->e = sv.edictsengineprivate + i;
1580 ent->v = (void *)((qbyte *)sv.edictsfields + i * pr_edict_size);
1581 // link every entity except world
1583 SV_LinkEdict(ent, false);
1586 PR_Free(oldedictsengineprivate);
1587 PR_Free(oldedictsfields);
1588 PR_Free(oldmoved_edicts);
1595 This is called at the start of each level
1598 extern float scr_centertime_off;
1600 void SV_SpawnServer (const char *server)
1605 model_t *worldmodel;
1606 char modelname[sizeof(sv.modelname)];
1608 Con_DPrintf("SpawnServer: %s\n", server);
1610 if (cls.state != ca_dedicated)
1611 SCR_BeginLoadingPlaque();
1613 dpsnprintf (modelname, sizeof(modelname), "maps/%s.bsp", server);
1614 worldmodel = Mod_ForName(modelname, false, true, true);
1615 if (!worldmodel || !worldmodel->TraceBox)
1617 Con_Printf("Couldn't load map %s\n", modelname);
1621 // let's not have any servers with no name
1622 if (hostname.string[0] == 0)
1623 Cvar_Set ("hostname", "UNNAMED");
1624 scr_centertime_off = 0;
1626 svs.changelevel_issued = false; // now safe to issue another
1629 // tell all connected clients that we are going to a new level
1635 // make sure cvars have been checked before opening the ports
1636 NetConn_ServerFrame();
1637 NetConn_OpenServerPorts(true);
1641 // make cvars consistant
1644 Cvar_SetValue ("deathmatch", 0);
1645 // LordHavoc: it can be useful to have skills outside the range 0-3...
1646 //current_skill = bound(0, (int)(skill.value + 0.5), 3);
1647 //Cvar_SetValue ("skill", (float)current_skill);
1648 current_skill = (int)(skill.value + 0.5);
1651 // set up the new server
1653 Host_ClearMemory ();
1655 memset (&sv, 0, sizeof(sv));
1657 strlcpy (sv.name, server, sizeof (sv.name));
1659 sv.netquakecompatible = false;
1660 if (!strcasecmp(sv_protocolname.string, "QUAKE"))
1662 sv.protocol = PROTOCOL_QUAKE;
1663 sv.netquakecompatible = true;
1665 else if (!strcasecmp(sv_protocolname.string, "QUAKEDP"))
1666 sv.protocol = PROTOCOL_QUAKE;
1667 else if (!strcasecmp(sv_protocolname.string, "DARKPLACES1"))
1668 sv.protocol = PROTOCOL_DARKPLACES1;
1669 else if (!strcasecmp(sv_protocolname.string, "DARKPLACES2"))
1670 sv.protocol = PROTOCOL_DARKPLACES2;
1671 else if (!strcasecmp(sv_protocolname.string, "DARKPLACES3"))
1672 sv.protocol = PROTOCOL_DARKPLACES3;
1673 else if (!strcasecmp(sv_protocolname.string, "DARKPLACES4"))
1674 sv.protocol = PROTOCOL_DARKPLACES4;
1675 else if (!strcasecmp(sv_protocolname.string, "DARKPLACES5"))
1676 sv.protocol = PROTOCOL_DARKPLACES5;
1677 else if (!strcasecmp(sv_protocolname.string, "DARKPLACES6"))
1678 sv.protocol = PROTOCOL_DARKPLACES6;
1681 sv.protocol = PROTOCOL_DARKPLACES6;
1682 Con_Printf("Unknown sv_protocolname \"%s\", valid values are QUAKE, QUAKEDP, DARKPLACES1, DARKPLACES2, DARKPLACES3, DARKPLACES4, DARKPLACES5, DARKPLACES6, falling back to DARKPLACES6 protocol\n", sv_protocolname.string);
1685 // load progs to get entity field count
1686 PR_LoadProgs ( sv_progs.string );
1688 // allocate server memory
1689 // start out with just enough room for clients and a reasonable estimate of entities
1690 sv.max_edicts = max(svs.maxclients + 1, 512);
1691 sv.max_edicts = min(sv.max_edicts, MAX_EDICTS);
1693 // edict_t structures (hidden from progs)
1694 sv.edicts = PR_Alloc(MAX_EDICTS * sizeof(edict_t));
1695 // engine private structures (hidden from progs)
1696 sv.edictsengineprivate = PR_Alloc(sv.max_edicts * sizeof(edict_engineprivate_t));
1697 // progs fields, often accessed by server
1698 sv.edictsfields = PR_Alloc(sv.max_edicts * pr_edict_size);
1699 // used by PushMove to move back pushed entities
1700 sv.moved_edicts = PR_Alloc(sv.max_edicts * sizeof(edict_t *));
1701 for (i = 0;i < sv.max_edicts;i++)
1703 ent = sv.edicts + i;
1704 ent->e = sv.edictsengineprivate + i;
1705 ent->v = (void *)((qbyte *)sv.edictsfields + i * pr_edict_size);
1708 // fix up client->edict pointers for returning clients right away...
1709 for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1710 host_client->edict = EDICT_NUM(i + 1);
1712 sv.datagram.maxsize = sizeof(sv.datagram_buf);
1713 sv.datagram.cursize = 0;
1714 sv.datagram.data = sv.datagram_buf;
1716 sv.reliable_datagram.maxsize = sizeof(sv.reliable_datagram_buf);
1717 sv.reliable_datagram.cursize = 0;
1718 sv.reliable_datagram.data = sv.reliable_datagram_buf;
1720 sv.signon.maxsize = sizeof(sv.signon_buf);
1721 sv.signon.cursize = 0;
1722 sv.signon.data = sv.signon_buf;
1724 // leave slots at start for clients only
1725 sv.num_edicts = svs.maxclients+1;
1727 sv.state = ss_loading;
1733 worldmodel->used = true;
1735 strlcpy (sv.name, server, sizeof (sv.name));
1736 strcpy(sv.modelname, modelname);
1737 sv.worldmodel = worldmodel;
1738 sv.models[1] = sv.worldmodel;
1741 // clear world interaction links
1745 strlcpy(sv.sound_precache[0], "", sizeof(sv.sound_precache[0]));
1747 strlcpy(sv.model_precache[0], "", sizeof(sv.model_precache[0]));
1748 strlcpy(sv.model_precache[1], sv.modelname, sizeof(sv.model_precache[1]));
1749 for (i = 1;i < sv.worldmodel->brush.numsubmodels;i++)
1751 dpsnprintf(sv.model_precache[i+1], sizeof(sv.model_precache[i+1]), "*%i", i);
1752 sv.models[i+1] = Mod_ForName (sv.model_precache[i+1], false, false, false);
1756 // load the rest of the entities
1759 memset (ent->v, 0, progs->entityfields * 4);
1760 ent->e->free = false;
1761 ent->v->model = PR_SetString(sv.modelname);
1762 ent->v->modelindex = 1; // world model
1763 ent->v->solid = SOLID_BSP;
1764 ent->v->movetype = MOVETYPE_PUSH;
1767 pr_global_struct->coop = coop.integer;
1769 pr_global_struct->deathmatch = deathmatch.integer;
1771 pr_global_struct->mapname = PR_SetString(sv.name);
1773 // serverflags are for cross level information (sigils)
1774 pr_global_struct->serverflags = svs.serverflags;
1776 // load replacement entity file if found
1778 if (sv_entpatch.integer)
1779 entities = FS_LoadFile(va("maps/%s.ent", sv.name), tempmempool, true);
1782 Con_Printf("Loaded maps/%s.ent\n", sv.name);
1783 ED_LoadFromFile (entities);
1787 ED_LoadFromFile (sv.worldmodel->brush.entities);
1790 // LordHavoc: clear world angles (to fix e3m3.bsp)
1791 VectorClear(sv.edicts->v->angles);
1795 // all setup is completed, any further precache statements are errors
1796 sv.state = ss_active;
1798 // run two frames to allow everything to settle
1799 for (i = 0;i < 2;i++)
1801 sv.frametime = pr_global_struct->frametime = host_frametime = 0.1;
1807 // create a baseline for more efficient communications
1808 if (sv.protocol == PROTOCOL_QUAKE)
1809 SV_CreateBaseline ();
1811 // send serverinfo to all connected clients
1812 // (note this also handles botclients coming back from a level change)
1813 for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1814 if (host_client->active)
1815 SV_SendServerinfo(host_client);
1817 Con_DPrint("Server spawned.\n");
1818 NetConn_Heartbeat (2);